onstar/att drivewifi csv · dhcp client logs · mac oui · hostname identity · presence timeline · csv/json export · runs locally
mac oui lookup · randomized mac flag · merge multi-day exports
Device hostnames like "John's iPhone" or "Sarah's Galaxy" attribute occupants to the vehicle at connection time. Preserve original strings in chain-of-custody — do not normalize away possessive names before export.
heuristic csv/dhcp parsing · oui db may be stale · corroborate with phone CDR / carplay artifacts